Patch "RAS/CEC: Fix cec_init() prototype" has been added to the 5.9-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

This is a note to let you know that I've just added the patch titled

    RAS/CEC: Fix cec_init() prototype

to the 5.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     ras-cec-fix-cec_init-prototype.patch
and it can be found in the queue-5.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit fd730d774b2afc500e098c684abe5a1ac5e3d314
Author: Luca Stefani <luca.stefani.ge1@xxxxxxxxx>
Date:   Wed Aug 5 11:57:08 2020 +0200

    RAS/CEC: Fix cec_init() prototype
    
    [ Upstream commit 85e6084e0b436cabe9c909e679937998ffbf9c9d ]
    
    late_initcall() expects a function that returns an integer. Update the
    function signature to match.
    
     [ bp: Massage commit message into proper sentences. ]
    
    Fixes: 9554bfe403bd ("x86/mce: Convert the CEC to use the MCE notifier")
    Signed-off-by: Luca Stefani <luca.stefani.ge1@xxxxxxxxx>
    Signed-off-by: Borislav Petkov <bp@xxxxxxx>
    Reviewed-by: Sami Tolvanen <samitolvanen@xxxxxxxxxx>
    Tested-by: Sami Tolvanen <samitolvanen@xxxxxxxxxx>
    Link: https://lkml.kernel.org/r/20200805095708.83939-1-luca.stefani.ge1@xxxxxxxxx
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c
index 569d9ad2c5942..6939aa5b3dc7f 100644
--- a/drivers/ras/cec.c
+++ b/drivers/ras/cec.c
@@ -553,20 +553,20 @@ static struct notifier_block cec_nb = {
 	.priority	= MCE_PRIO_CEC,
 };
 
-static void __init cec_init(void)
+static int __init cec_init(void)
 {
 	if (ce_arr.disabled)
-		return;
+		return -ENODEV;
 
 	ce_arr.array = (void *)get_zeroed_page(GFP_KERNEL);
 	if (!ce_arr.array) {
 		pr_err("Error allocating CE array page!\n");
-		return;
+		return -ENOMEM;
 	}
 
 	if (create_debugfs_nodes()) {
 		free_page((unsigned long)ce_arr.array);
-		return;
+		return -ENOMEM;
 	}
 
 	INIT_DELAYED_WORK(&cec_work, cec_work_fn);
@@ -575,6 +575,7 @@ static void __init cec_init(void)
 	mce_register_decode_chain(&cec_nb);
 
 	pr_info("Correctable Errors collector initialized.\n");
+	return 0;
 }
 late_initcall(cec_init);